Trader intern interview questions shared by candidates
Russian Roulette - 4 blanks 2 bullets, all in a row. If someone shoots a blank next to you, would you take another shot or spin
take another shot, 3/4 chance of surviving vs 2/3 if you respin
Here is my answer: the prob. of survival after re-spin is: 3/5. the prob. of survival with on re-spin is: 1/15 * 6/4 = 1/10.
correction: the prob. of survival after re-spin is: 4/6.
You are playing a game in which four fair coins are flipped and the amount of money you receive in dollars is equal to the number of heads that appear in total. If you do not like the outcome of the first four flips, you have the option to re-flip the four coins, but you are obligated to take the second outcome. Determine a fair value fr the game.
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